An early version of ARMS:
https://twitter.com/kitosan/status/976567007498784768?s=21
I remember Nintendo saying that they come up with the gameplay idea first, and then design the characters and world around it. And by the looks of it, ARMS is no exception.
Bet with Intrinsic:
The Switch will outsell 3DS (based on VGchartz numbers), according to me, while Intrinsic thinks the opposite will hold true. One month avatar control for the loser's avatar.